T-Mobile is turning on its LTE for iPhone users this weekend, the Raspberry Pi Model A sells out within hours of coming to the US, Google Voice adds notifications to its Chrome extension, and spammers have found a way to crash iMessage.

$25 Raspberry Pi Comes to U.S., Sells Out in HoursYesterday, the Raspberry Pi Model A finally went on sale in the US, and sold out in hours. The tiny, hyper-affordable Linux-based computer comes with 256MB of RAM, a USB port, and HDMI, SD, and audio sockets. The previously available Model B doubles up on the Ram and USB and has an ethernet port for an extra $10. If you have one and aren't sure what to do next, check out our Raspberry Pi coverage and get started on some awesome projects. [Mashable]

Ubuntu 13.04 To Axe The Wubi Windows InstallerThe Windows-based Ubuntu Installer ("Wubi"), which allows Windows users to install Linux as a Windows application, will no longer be supported in Ubuntu version 13.04. Canonical is citing the installer's poor performance and inability to work in Windows 8 as the primary reasons for scrapping Wubi. [Phoronix]